diff --git a/.gitignore b/.gitignore
index 591889c..a3b13b2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -58,3 +58,4 @@ clog
 /OpenImageIO-1.8.7.tar.gz
 /OpenImageIO-1.8.8.tar.gz
 /OpenImageIO-1.8.9.tar.gz
+/OpenImageIO-1.8.10.tar.gz
diff --git a/OpenImageIO.spec b/OpenImageIO.spec
index a91fc33..792ad9c 100644
--- a/OpenImageIO.spec
+++ b/OpenImageIO.spec
@@ -1,8 +1,8 @@
 %global sover 1.8
 
 Name:           OpenImageIO
-Version:        1.8.9
-Release:        2%{?dist}
+Version:        1.8.10
+Release:        1%{?dist}
 Summary:        Library for reading and writing images
 
 License:        BSD
@@ -169,6 +169,9 @@ cp -a src/doc/*.1 %{buildroot}%{_mandir}/man1
 
 
 %changelog
+* Mon Apr 02 2018 Richard Shaw <hobbes1069@gmail.com> - 1.8.10-1
+- Update to 1.8.10.
+
 * Fri Mar 02 2018 Adam Williamson <awilliam@redhat.com> - 1.8.9-2
 - Rebuild for opencv 3.4.1
 
diff --git a/sources b/sources
index 575b5f0..9b86457 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (OpenImageIO-1.8.9.tar.gz) = 300eab0d2e7277c46550339d72af59b3ab2232d296b4d46808575015075cdbb9dd911e9b335c0d10bf6d95ebde907240af0f4828d422aca091f82491693dfef3
+SHA512 (OpenImageIO-1.8.10.tar.gz) = 8b80019feb6bffd63bdd64e4ddad5a85b42f0ed7c27f7d82475b60b0b4db3945bd70d8d75921dd9ae8830b941d7eef6b89364ee1ab418558b75397a784314949